Multi-Digit Addition
Vocabulary
1-Step Word Problems
Challenge Questions
100

123+122

245

100
The answer to an addition problem

sum

100

Mrs. Nussbaum bought 123 pencils for her class.  Andrew's mom bought her 222 more.  How many pencils does she have all together?

345 pencils

100

  1,982,298

+2,893,903

___________

4,875,201

200

456+233

689

200

What place value is the underlined number in? 

186, 789

Ten Thousands Place

200

Liam had 234 Harry Potter Lego figures and Owen had 35 more figures than Liam.  How many Harry Potter Lego figures did Owen have?

269 figures

200

  9,821,922

+2,928,243

___________


12,750,165

300

678+299

977

300

When I see the word "about" in a word problem, what does it want me to do?

round

300

Jackson had 345 footballs for his team.  Over the summer, a neighborhood friend gave him 125 more footballs. How many footballs does Jackson have all together?

470 Footballs

300

  983,935

+378,932

_________

1,362,867

400

456+388

844

400

What is the place value of the underlined number?

1,987,625

The Millions Place

400

Landen turned on 345 pieces of technology for Pleasant Union.  Ian turn on 299 pieces of technology for Pleasant Union.  How many pieces of technology did they both turn on?

644 pieces of technology

400

Hannah says that a reasonable estimated answer to the problem 90,000+189,000 is 280,000. 

Is she correct or incorrect? Why? 

Hannah is correct because 90,000+189,000= 279,000, which is very close to 280,000.

500

999+234

1,233

500

When the problem says altogether, what does it want me to do?

add

500

Hayden had 210,967 robux. His best friend Gino gave him 30,674 robux for his birthday. How many robux does Hayden have now?

241,641 robux

500

  894,874,753

+282,383,574

_____________

1,177,258,327

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